Category "pdf"

PyPDF2 nested bookmarks with same name not working

When you try and nest several bookmarks with the same name, PyPDF2 does not take it into account. Below self-contained python code to test what I mean (you need

Cannot load JPG image Pdfium

I try to do some stuff with PDF for a project. I'm trying to do some interop with Pdfium: https://pdfium.googlesource.com/pdfium/. I want to convert a JPG image

How can I convert a series of images to a PDF from the command line on linux? [closed]

I have a scanning server I wrote in cgi/bash and want to be able to convert a bunch of images (all in one folder) to a pdf from the command li

Extract metadata info and Validate digital signature from PDF file using Python

Im trying to validate a PDF which is digitaly signed, and to extract the signers name. Is there any library for doing this job in python? So far I've just come

How to know if browser has PDF viewer or not?

I am viewing PDF into iframe. It works fine. But some of the client don't able to see it in IE. They get it as download option. How can I identify if browser

How to solve "ebook-convert" is not installed?

I want to convert .md into PDFs, and I followed https://toolchain.gitbook.com/ebook.html: Download the Calibre application. After moving the calibre.app to you

How to extract rotated images from PDF with iText

I need to extract images from PDF. I know that some images are rotated 90 degrees (I checked with online tools). I'm using this code: PdfRenderListener: public

Update a fillable pdf using PyPDF2

I'm having trouble updating named fields in a fillable pdf. My code is as shown: from PyPDF2 import PdfFileReader, PdfFileWriter reader = PdfFileReader("invoic

Extracting exact table data from PDF

I am trying to extract each row of my table from a pdf file I created before. The problem I have, is that empty cells, which I thought would be saved as 'null'

iText find position of text in pdf

I am creating a utility that will add a multi-line text field just below the last line of text in an existing PDF document. This will be used for people who wan

Failed to compile test.tex. See https://yihui.name/tinytex/r/#debugging for debugging tips. See test.log for more info. Execution halted

output file: test.knit.md ! pdflatex: warning: running with administrator privileges ! Sorry, but C:\Users\jjw11\AppData\Local\Programs\MIKTEX~1.9\miktex\bin\

correct PHP headers for pdf file download

I'm really struggling to get my application to open a pdf when the user clicks on a link. So far the anchor tag redirects to a page which sends headers that are

How to print properly HTML table do PDF using jspdf.js?

here is what i am trying to achieve, i trying to print a html table that included HTML table inside too loop my detail (i have header and detail) data. But when

Can a name object be an indirect reference in a PDF file?

According to the PDF 1.7 (ISO32000-1:2008) specification, a PDF file is composed of eight basic types of objects: Boolean values, Integer and Real numbers, Stri

how can i classify the chapters of a pdf file and analyze the content per chapter?

I want to classify and analyze chapters and subchapters from a book in PDF format. So count the number of words and examine which word occurs how often and in w

dompdf and img tag, image wont show

Here is the HTML just before $dompdf->render() and $dompdf->output() are called: <img src="http://www.example.com/images/Logo.png" /> All other i

Read PDF metadata using PyPDF2

I've tried to extract metadata with PyPDF2 and pdfminer.six and got: reader = PdfFileReader("example.pdf") info = pdf.getDocumentInfo() gets response: {'/Title